Principal Site Reliability Engineer

4 weeks ago

London, United Kingdom Prolific Full time

The Role

We are looking for a Principal Site Reliability Engineer to lead Site Reliability at Prolific, focusing on advancing the resilience and scalability of our GCP and AWS environments. You will play a pivotal role in overseeing and enhancing our Kubernetes clusters in GCP, which support our Django application, and in driving the SRE strategic transition to AWS, particularly towards serverless and event-driven architecture.

What you'll be doing
  • Strategic oversight of continuous monitoring, maintenance, and optimisation processes for our Django application, ensuring highest levels of performance and reliability.
  • Lead the evolution of our cloud Kubernetes estate , focusing on advanced security, reliability, and observability strategies.
  • Spearhead infrastructure optimisations and architectural improvements in collaboration with cross-functional teams, addressing complex challenges and ensuring scalability.
  • Promote knowledge sharing and reduce silos across teams to strengthen resilience and reduce dependency on key individuals, increasing our Bus Factor.
  • Drive hands-on coding and system design improvements , with a focus on Python/Django, to optimise system performance and efficiency.
  • Develop comprehensive documentation and training programs to elevate the operability skills of the engineering team and foster a culture of continuous learning.
  • Support our Service Delivery response strategies , by being part of an out-of-hours support rota, and collaborating with our Service Delivery Lead to enhance overall service quality.
  • Lead security initiatives , addressing emerging threats, ensuring robust compliance, and setting best practices for the organisation.
What you’ll bring
  • Extensive experience as a Site Reliability Engineer / Platform Engineer, with proven staff-plus leadership in managing a large-scale enterprise Kubernetes platform in GCP.
  • Deep expertise in security, compliance, and cloud architecture best practices.
  • A track record of implementing observability-first approaches and familiarity with tools like Datadog.
  • Experience in leading out-of-hours incident management and on-call rotations.
  • Demonstrated ability to mentor teams, lead strategic initiatives, and drive significant technology transformations.
  • Certification in any of the below would be an advantage, but not required
    • GCP Professional Cloud Architect
    • GCP Professional Security Engineer
    • GCP Professional Networking Engineer
    • GCP DevOps Engineer
    • CKA (Certified Kubernetes Administrator)
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